def process(name)
require 'rubygems/dependency_installer' unless defined? Gem::DependencyInstaller
command = find_command(name)
unless command
output.puts "Command #{ text.green(name) } is not found"
return
end
if command_dependencies_met?(command.options)
output.puts "Dependencies for #{ text.green(name) } are met. Nothing to do"
return
end
output.puts "Attempting to install #{ text.green(name) } command..."
gems_to_install = Array(command.options[:requires_gem])
gems_to_install.each do |g|
next if Rubygem.installed?(g)
output.puts "Installing #{ text.green(g) } gem..."
Rubygem.install(g)
end
gems_to_install.each do |g|
begin
require g
rescue LoadError
fail_msg = "Required gem #{ text.green(g) } installed but not found."
fail_msg += " Aborting command installation\n"
fail_msg += 'Tips: 1. Check your PATH; 2. Run `bundle update`'
raise CommandError, fail_msg
end
end
output.puts "Installation of #{ text.green(name) } successful! Type `help #{name}` for information"
end